Synonyms|559Antonyms|188|Broader|11Narrower|0Related|765

75 entries under dubious topic. ×

9
questionable(noun, adjective, uncertain, doubtful, unsettled)
8
hesitating(adjective, weak, uncertain, doubtful, unsettled)
7
controversial(noun, adjective, uncertain, doubtful, unsettled)
6
borderline(adjective, open, uncertain, definite, doubtful)
6
equivocal(adjective, open, uncertain, definite, doubtful)
6
erratic(adjective, doubtful, vague, hesitant)
6
of two minds(expression, adjective, idiom, open, uncertain)
6
suspicious(uncertain, nervous, doubtful, vague, hesitant)
5
iffy(adjective, open, uncertain, definite, doubtful)
5
in question(expression, adjective, idiom, uncertainty, uncertain)
4
unstable(adjective, weak, uncertain, nervous, doubtful)
4
ambiguous(adjective, open, uncertain, doubtful, unsettled)
4
insecure(adjective, open, uncertain, nervous, doubtful)
4
perplexed(uncertain, doubtful, hesitant, unsure)
4
unconvinced(adjective, uncertain, nervous, doubtful, hesitant)
3
faltering(adjective, weak, uncertain, doubtful, unsettled)
3
unpredictable(adjective, uncertain, doubtful, vague, hesitant)
3
unreliable(adjective, uncertain, nervous, doubtful, vague)
3
weak(adjective, uncertain, nervous, doubtful)
2
confused(adjective, uncertain, unsettled, hesitant)
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APASmart Define. (2015). undecided thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/undecided/thesaurus/synonyms
ChicagoSmart Define. 2015. "undecided thesaurus" https://smartdefine.org/undecided/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, undecided thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/undecided/thesaurus/synonyms>.
MLASmart Define. "undecided thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/undecided/thesaurus/synonyms>